zài / xiǎo / zǔ / tǎo / lùn / zhōng / tóng / xué / men / hù / xiāng / jiǎng / jiě / zhēn / zhèng / tǐ / huì / dào / le / jiào / xué / xiāng / zhǎng

在小组讨论中，同学们互相讲解，真正体会到了教学相长。

During the group discussion, the students explained things to one another and truly experienced how teaching benefits everyone.